adjective
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suffering from fever, esp a slight fever
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in a state of restless excitement
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of, relating to, caused by, or causing fever
Other Word Forms
Etymology
Origin of feverish
First recorded in 1350–1400, feverish is from the Middle English word feverisch. See fever, -ish 1
Explanation
If you're feverish, your body temperature is higher than normal, usually because you're sick. Getting the flu makes most people feverish. Feeling feverish is sometimes the first sign that you're coming down with an illness. Feverish symptoms include aches and chills. Another way to be feverish is to be full of excitement or turmoil. A room full of wound-up kids at a birthday party often crackles with their feverish energy. In the 14th century, something feverish caused a fever — it wasn't until the 17th century that the word gained its current meanings.
Vocabulary lists containing feverish
"All Summer in a Day" by Ray Bradbury
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The Suffix -ish, Part 3
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Kira-Kira
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Within the party there is feverish private discussion about Sir Keir's future, with some anticipating a move from one of the challengers in the coming days.
From BBC • May 9, 2026
One of its key customers is Nvidia, now the world's most valuable company thanks to feverish global demand for AI chips.
From Barron's • Apr. 21, 2026
Her take is a maelstrom of splendid beauty and doomed love, colliding at a feverish pace that makes the fidelity to Brontë’s book moot.
From Salon • Feb. 23, 2026
Neither lack for words, as they run through their grievance-filled monologues with a feverish mix of guilt and fury.
From Los Angeles Times • Jan. 28, 2026
“Good heavens, she’s not feverish, too, is she Mrs. Warne? Oh, the Angel of Death is upon us!”
From "The Detective's Assistant" by Kate Hannigan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
